<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>css属性</title>
<link href="CSS04.html"rel=stylesheet"type="text/css>
<link href="CSS04.css" rel="stylesheet" type="text/css">
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</head>

<body>
<div class="box01">css属性.高度.宽度.字体大小</div>
</body>
</html>
